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Improved 2d camera system -IN PROGRESS-

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raysan5
2016-03-27 18:33:54 +02:00
parent 956a6e6f77
commit a3f16c8459
2 changed files with 32 additions and 14 deletions
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36
examples/core_2d_camera.c
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@ -22,11 +22,14 @@ int main()
Camera2D camera;
camera.position = (Vector2){ 0, 0 };
camera.origin = (Vector2){ 100, 100 };
camera.offset = (Vector2){ 0, 0 };
camera.target = (Vector2){ 400, 200 };
camera.rotation = 0.0f;
camera.zoom = 1.0f;
Rectangle player = { 400, 200, 40, 40 };
camera.target = (Vector2){ player.x + 20, player.y + 20 };
SetTargetFPS(60);
//--------------------------------------------------------------------------------------
@ -35,16 +38,28 @@ int main()
{
// Update
//----------------------------------------------------------------------------------
if (IsKeyDown(KEY_RIGHT)) camera.position.x--;
else if (IsKeyDown(KEY_LEFT)) camera.position.x++;
else if (IsKeyDown(KEY_UP)) camera.position.y++;
else if (IsKeyDown(KEY_DOWN)) camera.position.y--;
if (IsKeyDown(KEY_RIGHT)) player.x -= 2;
else if (IsKeyDown(KEY_LEFT)) player.x += 2;
else if (IsKeyDown(KEY_UP)) player.y -= 2;
else if (IsKeyDown(KEY_DOWN)) player.y += 2;
// Camera target follows player
camera.target = (Vector2){ player.x + 20, player.y + 20 };
if (IsKeyDown(KEY_R)) camera.rotation--;
else if (IsKeyDown(KEY_F)) camera.rotation++;
if (IsKeyDown(KEY_W)) camera.zoom += 0.005f;
if (IsKeyDown(KEY_S)) camera.zoom -= 0.005f;
// Camera controls
if (IsKeyDown(KEY_R)) camera.rotation--;
else if (IsKeyDown(KEY_F)) camera.rotation++;
camera.zoom += ((float)GetMouseWheelMove()*0.05f);
if (IsKeyPressed(KEY_Z))
{
camera.zoom = 1.0f;
camera.rotation = 0.0f;
}
//----------------------------------------------------------------------------------
// Draw
@ -56,7 +71,10 @@ int main()
DrawText("2D CAMERA TEST", 20, 20, 20, GRAY);
DrawRectangle(0, 300, screenWidth, 50, GRAY);
DrawRectangle(400, 250, 40, 40, RED);
DrawRectangleRec(player, RED);
DrawRectangle(camera.origin.x, 0, 1, screenHeight, GREEN);
DrawRectangle(0, camera.origin.y, screenWidth, 1, GREEN);
EndDrawing();
//----------------------------------------------------------------------------------